Nikolaos Papandreou  Nikolaos Papandreou photo       

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Research Staff Member
IBM Research - Zurich, Switzerland
  +41dash44dash724dash87dash38

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Professional Associations

Professional Associations:  IEEE Member


2017

Temporal correlation detection using computational phase-change memory
A. Sebastian, T. Tuma, N. Papandreou, M. Le Gallo, L. Kull, T. Parnell, E. Eleftheriou
Nature Communications 8(1115), 2017

Neuromorphic architecture with 1M memristive synapses for detection of weakly correlated inputs
S. Wozniak, A. Pantazi, S. Sidler, N. Papandreou, Y. Leblebici, E. Eleftheriou
IEEE Transactions on Circuits and Systems II: Express Briefs, 64(11), pp. 1342-1346, 2017

From random block corruption to privilege escalation: a filesystem attack vector for rowhammer-like attacks
A. Kurmus, N. Ioannou, M. Neugschwandtner, N. Papandreou, T. Parnell
11th USENIX Conference on Offensive Technologies (WOOT), 2017


2016

Multi-level storage in phase-change memory devices
A. Sebastian, M. Le Gallo, W. Koelmans, N. Papandreou, H. Pozidis, E. Eleftheriou
European Phase Change and Ovonics Symposium (E\PCOS), 2016

Capacity of the MLC NAND Flash Channel
T. Parnell, C. Duenner, T. Mittelholzer, N. Papandreou
IEEE Journal on Selected Areas in Communications, 34(9), pp. 2354-2365, 2016

Improving the error-floor performance of binary half-product codes
T. Mittelholzer, T. Parnell, N. Papandreou, H. Pozidis
International Symposium on Information Theory and Its Applications (ISITA), pp. 295-299, 2016

Controller architecture for low-latency access to phase-change memory in OpenPOWER systems
A. Prodromakis, N. Papandreou, E. Bougioukou, U. Egger, N. Toulgaridis, T. Antonakopoulos, H. Pozidis, E. Eleftheriou
26th International Conference on Field Programmable Logic and Applications (FPL), 2016

Recent progress in phase-change memory technology
G. Burr, M. Brightsky, A.Sebastian, H.-Y. Cheng, J.-Y. Wu, S. Kim, N. Sosa, N. Papandreou, H.-L. Lung, H. Pozidis, E. Eleftheriou, C. Lam
IEEE Journal on Emerging and Selected Topics in Circuits and Systems 6(2), pp. 146-162, 2016

Effect of read disturb on incomplete blocks in MLC NAND flash arrays
N. Papandreou, T. Parnell, T. Mittelholzer, H. Pozidis, T. Griffin, G. Tressler, T. Fisher, C. Camp
IEEE International Memory Workshop (IMW), 2016

Demonstration of reliable triple-level-cell (TLC) phase-change memory
M. Stanisavljevic, H. Pozidis, A. Athmanathan, N. Papandreou, T. Mittelholzer, E. Eleftheriou
IEEE International Memory Workshop (IMW), 2016

Multilevel-cell phase-change memory: A viable technology
A. Athmanathan, M. Stanisavljevic, N. Papandreou, H. Pozidis, E. Eleftheriou
IEEE Journal on Emerging and Selected Topics in Circuits and Systems 6(1), pp. 87-100, 2016


2015

Performance of cell-to-cell interference mitigation in 1y-nm MLC flash memory
T. Parnell, N. Papandreou, T. Mittelholzer, H. Pozidis
15th Non-Volatile Memory Technology Symposium (NVMTS), 2015

Accumulation-based computing using phase-change memories with FET access devices
P. Hosseini, A. Sebastian, N. Papandreou, C.D. Wright, H. Bhaskaran
IEEE Electron Device Letters 36(9), 975-977, 2015

Endurance limits of MLC NAND flash
T. Parnell, C. Duenner, T. Mittelholzer, N. Papandreou, H. Pozidis
IEEE International Conference on Communications (ICC), pp. 376-381, 2015

Symmetry-based subproduct codes
T. Mittelholzer, T. Parnell, N. Papandreou, H. Pozidis
IEEE International Symposium on Information Theory (ISIT), pp. 251-255, 2015

Phase change memory reliability: A signal processing and coding perspective
H. Pozidis, T. Mittelholzer, N. Papandreou, T. Parnell, M. Stanisavljevic
IEEE Transactions on Magnetics 51(4), 2015

Modelling of the threshold voltage distributions of sub-20nm NAND flash memory
T. Parnell, N. Papandreou, T. Mittelholzer, H. Pozidis
presented at Non-Volatile Memories Workshop (NVMW), 2015

Phase-change memory: Feasibility of reliable multilevel-cell storage and retention at elevated temperatures
M. Stanisavljevic, A. Athmanathan, N. Papandreou, H. Pozidis, E. Eleftheriou
IEEE International Reliability Physics Symposium (IRPS), 2015

Non-resistance metric based read scheme for multi-level PCRAM in 25 nm technology
J. Cheon, I. Lee, C. Ahn, M. Stanisavljevic, A. Athmanathan, N. Papandreou, H. Pozidis, E. Eleftheriou, M. Shin, T. Kim, J.-H. Kang, J.-H. Chun
IEEE Custom Integrated Circuits Conference (CICC), 2015

Enhancing the reliability of MLC NAND flash memory systems by read channel optimization
N. Papandreou, T. Parnell, H. Pozidis, T. Mittelholzer, E. Eleftheriou, C. Camp, T. Griffin, G. Tressler, A. Walls
ACM Transactions on Design Automation of Electronic Systems - Special Issue on Reliable, Resilient, and Robust Design of Circuits and Systems 20(4), 2015


2014

Modelling of the threshold voltage distributions of sub-20nm NAND flash memory
T. Parnell, N. Papandreou, T. Mittelholzer, H. Pozidis
IEEE Global Communications Conference (GLOBECOM), pp. 2351-2356, 2014

Phase change memory: A reliability and system-level perspective
H. Pozidis, T. Mittelholzer, N. Papandreou, T. Parnell, M. Stanisavljevic
presented at 25th Magnetic Recording Conference (TMRC), 2014

A 6-bit drift-resilient readout scheme for multi-level phase-change memory
A. Athmanathan, M. Stanisavljevic, J. Cheon, S. Kang, C. Ahn, J. Yoon, M. Shin, T. Kim, N. Papandreou, H. Pozidis, E. Eleftheriou
IEEE Asian Solid-State Circuits Conference (A-SSCC), pp. 137-140, 2014

Using adaptive read voltage thresholds to enhance the reliability of MLC NAND flash memory systems
N. Papandreou, T. Parnell, H. Pozidis, T. Mittelholzer, E. Eleftheriou, C. Camp, T. Griffin, G. Tressler, A. Walls
24th Great Lakes Symposium on VLSI (GLSVLSI), pp. 151-156, 2014


2013

Reliable MLC data storage and retention in phase-change memory after endurance cycling
H. Pozidis, N. Papandreou, A. Sebastian, T. Mittelholzer, M. BrightSky, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), pp. 100-103, 2013

A versatile platform for characterization of solid-state memory channels
N. Papandreou, T. Antonakopoulos, U. Egger, A. Palli, H. Pozidis, E. Eleftheriou
18th International Conference on Digital Signal Processing (DSP), 2013


2012

A framework for reliability assessment in multilevel phase-change memory
H. Pozidis, N. Papandreou, A. Sebastian, T. Mittelholzer, M. BrightSky, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), pp. 1--4, 2012


2011



Drift-resilient cell-state metric for multilevel phase-change memory
N. Papandreou, A. Sebastian, A. Pantazi, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
IEEE International Electron Devices Meeting (IEDM), 2011

Programming algorithms for multilevel phase-change memory
N. Papandreou, H. Pozidis, A. Pantazi, A. Sebastian, M. Breitwisch, C. Lam, E. Eleftheriou
IEEE International Symposium on Circuits and Systems (ISCAS) , pp. 329-332, 2011

Drift-tolerant multilevel phase-change memory
N. Papandreou, H. Pozidis, T. Mittelholzer, G. Close, M. Breitwisch, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), 2011


2010

Multilevel phase-change memory
N. Papandreou, A. Pantazi, A. Sebastian, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
IEEE International Conference on Electronics, Circuits, and Systems (ICECS), pp. 1017-1020, 2010



2009

Estimation of amorphous fraction in multilevel phase change memory cells
N. Papandreou, A. Pantazi, A. Sebastian, E. Eleftheriou, M. Breitwisch, C. Lam, H. Pozidis
European Solid State Device Research Conference (ESSDERC), pp. 209-212, 2009

Multilevel phase-change memory modeling and experimental characterization
A. Pantazi, A. Sebastian, N. Papandreou, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
European Phase Change and Ovonics Symposium (E\PCOS), pp. 34-41, 2009


2008


Bit and power allocation in constrained multicarrier systems: the single-user case
N. Papandreou, T. Antonakopoulos
EURASIP Journal on Advances in Signal Processing, 2008


2007

Fair resource allocation with improved diversity performance for indoor power-line networks
N. Papandreou, T. Antonakopoulos
IEEE Transactions on Power Delivery 22(4), 2575-2576, 2007

Resource allocation management for indoor power-line communications systems
N. Papandreou, T. Antonakopoulos
IEEE Transactions on Power Delivery 22(2), 893-903, 2007


2005

Far-end crosstalk identification method based on channel training sequences
N. Papandreou, T. Antonakopoulos
IEEE Transactions on Instrumentation and Measurement 54(6), 2204-2212, 2005

A new computationally efficient discrete bit-loading algorithm for DMT applications
N. Papandreou, T. Antonakopoulos
IEEE Transactions on Communications 53(5), 785-789, 2005


2004

From protocol models to their implementation: a versatile testing methodology
M. Varsamou, N. Papandreou, T. Antonakopoulos
IEEE Design & Test of Computers 21(5), 416-428, 2004




Projects and Groups